worry
wor-ry
noun
A state of anxiety or uneasiness, or something that causes such a state.
"My main worry is the cost of living."
verb
To feel or cause someone to feel anxious and uneasy about something.
"Please don't worry about the small details."
Thesaurus
Synonyms: vex, headache, concern, vexation, trouble, occupy, interest, care
Antonyms: reassure